Final answer:
The process of evaluating and prioritizing the treatment of emergency victims by severity of injuries is known as triage, an essential step for efficient and effective emergency care.
Step-by-step explanation:
When administering first aid in emergency situations, a nurse or emergency responder must first evaluate the severity of injuries of the victims to prioritize treatment. This process is correctly described as triage. Triage involves assessing each patient to determine the urgency of their injuries so that those who need immediate attention receive it as quickly as possible. It is an essential step in emergency care to ensure efficient and effective use of medical resources, enabling responders to save as many lives as possible.
In contrast, the other terms mentioned do not accurately describe this process. The Good Samaritan Law provides legal protection for bystanders who offer aid in an emergency, an emergency interview is a broader concept that may include gathering information from patients, and taking vital signs is a part of the assessment that may occur during triage.